| Name | Rhizocarpon merrillii Lynge |
| Authorship | Lynge |
| Rank | Species |
| Placed in | Rhizocarpon Ramond ex de Candolle |
| GUID | urn:lsid:indexfungorum.org:names:370033 |
| Citation | 1935 Lich. Arct. Canada 2(3): 14 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Rhizocarpon merrillii Lynge |
| Identification made in | [no date] (1) |